2.9 sec in total
776 ms
2 sec
127 ms
Welcome to jishin-yohou.com homepage info - get ready to check Jishin Yohou best content for Japan right away, or after learning these important things about jishin-yohou.com
2012年11月に発刊したPHP新書「地震予報」(串田嘉男著)ホームページ。著書に書かれた「長期継続前兆」について、その後の情報を簡単に伝えるために、著者の監修の下開設しました。
Visit jishin-yohou.comWe analyzed Jishin-yohou.com page load time and found that the first response time was 776 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
jishin-yohou.com performance score
name
value
score
weighting
Value0.8 s
100/100
10%
Value1.9 s
98/100
25%
Value1.3 s
100/100
10%
Value0 ms
100/100
30%
Value0.002
100/100
15%
Value0.8 s
100/100
10%
776 ms
842 ms
694 ms
726 ms
349 ms
Our browser made a total of 12 requests to load all elements on the main page. We found that all of those requests were addressed to Jishin-yohou.com and no external sources were called. The less responsive or slowest element that took the longest time to load (842 ms) belongs to the original domain Jishin-yohou.com.
Page size can be reduced by 39.9 kB (38%)
105.2 kB
65.3 kB
In fact, the total size of Jishin-yohou.com main page is 105.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 67.7 kB which makes up the majority of the site volume.
Potential reduce by 5.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 5.6 kB or 67% of the original size.
Potential reduce by 8.3 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Jishin Yohou needs image optimization as it can save up to 8.3 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 26.0 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Jishin-yohou.com needs all CSS files to be minified and compressed as it can save up to 26.0 kB or 89% of the original size.
We found no issues to fix!
11
11
The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jishin Yohou. According to our analytics all requests are already optimized.
jishin-yohou.com
776 ms
02_white_h2_0020.css
842 ms
logo004.png
694 ms
logo_sitetitle.png
726 ms
logo008.png
349 ms
new_big.png
361 ms
-1_2.jpg
382 ms
jyi01twoshot_2_2_2.jpg
522 ms
h2_0020.jpg
554 ms
0003_01_01.png
170 ms
0003_01_03.png
175 ms
0003_01_02.png
175 ms
jishin-yohou.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
jishin-yohou.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
jishin-yohou.com SEO score
JA
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jishin-yohou.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Jishin-yohou.com main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
jishin-yohou.com
Open Graph description is not detected on the main page of Jishin Yohou. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: